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IB Mathematics: Applications and Interpretation SL · 13.5: Integration · 13.5.8

The trapezium rule with data, and its error Problem set A Answers

Skills

  1. 8.70

  2. 8.61

  3. 8.35

    1. (a) 17.5
    2. (b) Overestimate: the curve is concave up

In context

  1. 5380 m²

    1. (a) 30.6 m²
    2. (b) Larger: the roof is concave down, so the chords lie below it and the estimate is too small

  3. 8480 m²

Stretch

    1. (a) 6.25
    2. (b) 6.00
    3. (c) 4.17%

  2. 9.2

jmaths.xyz · AI SL · 13.5.8 The trapezium rule with data, and its error